issue-556: dll-export TCMalloc_System{Alloc,Release}

because page_heap_test is using this stuff



git-svn-id: http://gperftools.googlecode.com/svn/trunk@229 6b5cf1ce-ec42-a296-1ba9-69fdba395a50

2 files changed, 9 insertions, 5 deletions

diff --git a/src/system-alloc.h b/src/system-alloc.h
index 2d49fc3..89240cd 100644
--- a/src/system-alloc.h
+++ b/src/system-alloc.h
@@ -57,8 +57,9 @@ class SysAllocator;
 // aligned.
 //
 // Returns NULL when out of memory.
-extern void* TCMalloc_SystemAlloc(size_t bytes, size_t *actual_bytes,
-                                  size_t alignment = 0);
+extern PERFTOOLS_DLL_DECL
+void* TCMalloc_SystemAlloc(size_t bytes, size_t *actual_bytes,
+			   size_t alignment = 0);
 
 // This call is a hint to the operating system that the pages
 // contained in the specified range of memory will not be used for a
@@ -71,7 +72,8 @@ extern void* TCMalloc_SystemAlloc(size_t bytes, size_t *actual_bytes,
 // be released, partial pages will not.)
 //
 // Returns false if release failed or not supported.
-extern bool TCMalloc_SystemRelease(void* start, size_t length);
+extern PERFTOOLS_DLL_DECL
+bool TCMalloc_SystemRelease(void* start, size_t length);
 
 // The current system allocator.
 extern PERFTOOLS_DLL_DECL SysAllocator* sys_alloc;
diff --git a/src/windows/port.cc b/src/windows/port.cc
index 641c3c9..591e3a8 100644
--- a/src/windows/port.cc
+++ b/src/windows/port.cc
@@ -225,8 +225,9 @@ size_t TCMalloc_SystemTaken = 0;
 
 // This is mostly like MmapSysAllocator::Alloc, except it does these weird
 // munmap's in the middle of the page, which is forbidden in windows.
-extern void* TCMalloc_SystemAlloc(size_t size, size_t *actual_size,
-                                  size_t alignment) {
+extern PERFTOOLS_DLL_DECL
+void* TCMalloc_SystemAlloc(size_t size, size_t *actual_size,
+			   size_t alignment) {
   // Align on the pagesize boundary
   const int pagesize = getpagesize();
   if (alignment < pagesize) alignment = pagesize;
@@ -261,6 +262,7 @@ extern void* TCMalloc_SystemAlloc(size_t size, size_t *actual_size,
   return reinterpret_cast<void*>(ptr);
 }
 
+extern PERFTOOLS_DLL_DECL
 bool TCMalloc_SystemRelease(void* start, size_t length) {
   // TODO(csilvers): should I be calling VirtualFree here?
   return false;